Dota 2 is an action fantasy strategy game by Valve - the makers of Steam.
Dota 2 is in reality the sequel to the popular Warcraft III Defense of the Ancients and although it was announced in October 2010, it was not released until fall of 2011. It was promoted in the The International Dota 2 Championship where teams from around the world battled it out for a stunning $1,000,000 prize. Please note that Dota 2 is only available for download via Steam but is available for both Windows and Mac.
Dota 2 is based on session-based online multiplayer action. The aim of each team is to destroy their opposing team's fortified stronghold called "Ancient Fortress". Each player takes part in team combat which take place in defensive tower lined alley ways between bases.
The gameplay has mainly been transplanted from Defense of the Ancients. You control your players from a top down perspective as you progress through 25 levels of gameplay. Your main aim is to defend your team tower or "Ancient Fortress" playing in teams of five on five. Players accumulate Gold with the more deadly players winning the most and gaining the most experience which permits them to move through levels.
Dota 2 is Valve's first action fantasy strategy game - don't miss it.